blapcb
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What is the best method for protecting input pins?
I have a 3.3v micro that needs to accept inputs from outside sources where the voltage is 5v to 30v approximately. These are either logical "on/off" type of signals or square waves of less then 1KHz.
Thanks
I have a 3.3v micro that needs to accept inputs from outside sources where the voltage is 5v to 30v approximately. These are either logical "on/off" type of signals or square waves of less then 1KHz.
Thanks